| Équations équilibrées la veille |
N2 + 6 NaOH = 2 Na3N + 6 OH
H2SO4 + C2H2 = CO2 + SO2 + H2O =>
5 H2SO4 + C2H2 = 2 CO2 + 5 SO2 + 6 H2O
VO2{+} + Zn + H3O{3} = V(H2O)6{2+} + Zn{2+} =>
2 VO2{+} + 11 Zn + 8 H3O{3} = 2 V(H2O)6{2+} + 11 Zn{2+}
AgCl + Cu(NO3)2 = AgN2 + ClCuO6 =>
AgCl + Cu(NO3)2 = AgN2 + ClCuO6
C2H7NO + H2S = C2H8NO + HS =>
C2H7NO + H2S = C2H8NO + HS
Al2S + O2 = Al2O3 + SO2 =>
2 Al2S + 5 O2 = 2 Al2O3 + 2 SO2
K2CrO4(Ac) + Pb(NO3)2(Ac) = KNO3(Ac) + PbCrO4 =>
K2CrO4(Ac) + Pb(NO3)2(Ac) = 2 KNO3(Ac) + PbCrO4
HBrO3 + CaCO3 = CaBrO3 + HCO3 =>
HBrO3 + CaCO3 = CaBrO3 + HCO3
[Co(NH3)6]OHSO4 + KI = [Co(NH3)6]SO4 + I2 + KOH =>
2[Co(NH3)6]OHSO4 + 2 KI = 2[Co(NH3)6]SO4 + I2 + 2 KOH
Sr(OH)2*8H2O(s) + NH4Cl(s) = SrCl2(aq) + NH3(aq) + H2O(l) =>
Sr(OH)2*8H2O(s) + 2 NH4Cl(s) = SrCl2(aq) + 2 NH3(aq) + 10 H2O(l)
AgNO3 + KBr = (AgBr) + KNO3 =>
AgNO3 + KBr = (AgBr) + KNO3
Na2C03(aq) + HCl = Na2HCl + C03 =>
Na2C03(aq) + HCl = Na2HCl + C03
Cr2(SO4)3 + NaBiO3 + NaOH + H2O = Na2CrO4 + Bi(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 3 NaBiO3 + 7 NaOH + H2O = 2 Na2CrO4 + 3 Bi(OH)3 + 3 Na2SO4
TiO(NO3)2 + Ca(NO3)2 + Pb(NO3)2 = PbCaTiO3 + NO2 + O2 =>
TiO(NO3)2 + Ca(NO3)2 + Pb(NO3)2 = PbCaTiO3 + 6 NO2 + 2 O2
Al + CaCl = Ca + AlCl =>
Al + CaCl = Ca + AlCl
NaAsO3 + AgNO2 = NaNO2 + AgAsO3 =>
NaAsO3 + AgNO2 = NaNO2 + AgAsO3
K2SiO3 + SO3 = K2SO4 + SiO2 =>
K2SiO3 + SO3 = K2SO4 + SiO2
C10H8 + O2 = CO2 + H2O =>
C10H8 + 12 O2 = 10 CO2 + 4 H2O
CH3COOK + H2O = H2 + KHCO3 + C2H6 =>
2 CH3COOK + 2 H2O = H2 + 2 KHCO3 + C2H6
OH + NaOH + (CH3O)2SO2 = OCH3 + Na2SO4 + H2O =>
2 OH + 2 NaOH + (CH3O)2SO2 = 2 OCH3 + Na2SO4 + 2 H2O
C8H18 + O2 = CO2 + H2 =>
C8H18 + 8 O2 = 8 CO2 + 9 H2
Br2 + I2 = IBr5 =>
5 Br2 + I2 = 2 IBr5
(NH4)3N + Cr(CrO4)2 = (NH4)2CrO4 + Cr3N4 =>
4(NH4)3N + 3 Cr(CrO4)2 = 6(NH4)2CrO4 + Cr3N4
CuO137 = Cu + O4325782 =>
4325782 CuO137 = 4325782 Cu + 137 O4325782
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Sr + Fe2(SO4)3 = SrSO4 + Fe =>
3 Sr + Fe2(SO4)3 = 3 SrSO4 + 2 Fe
Na2O3Si + FeSO4 = Na2SO4 + O3SiFe =>
Na2O3Si + FeSO4 = Na2SO4 + O3SiFe
CuO = Cu02 + O2 =>
2 CuO = Cu02 + O2
CH3Cl + NaOH = C2H5OH + NaCl + HCl =>
2 CH3Cl + NaOH = C2H5OH + NaCl + HCl
Zn + Cr2(SO4)3 = Zn2(SO4)3 + Cr =>
2 Zn + Cr2(SO4)3 = Zn2(SO4)3 + 2 Cr
CsOH + CaCO3 = Cs2CO3 + CaO + H2O =>
2 CsOH + CaCO3 = Cs2CO3 + CaO + H2O
KMnO4 + PH3 + H2SO4 = H3PO4 + Mn2SO4 + KOH =>
4 KMnO4 + 3 PH3 + 2 H2SO4 = 3 H3PO4 + 2 Mn2SO4 + 4 KOH
CH3COOH + NH4OH = H2O + NH4CH3COO =>
CH3COOH + NH4OH = H2O + NH4CH3COO
NH3 + O2(g) = H2O + NO2(g) =>
4 NH3 + 7 O2(g) = 6 H2O + 4 NO2(g)
Cr2O3 + Ga = Ga2O3 + Cr =>
Cr2O3 + 2 Ga = Ga2O3 + 2 Cr
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
Ba(SO4)(s) + NaNO3(aq) = BaNO3 + NaSO4 =>
Ba(SO4)(s) + NaNO3(aq) = BaNO3 + NaSO4
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Ba + Pb = BaPb =>
Ba + Pb = BaPb
MnO4{-} + H{+} + I{-} = Mn{+2} + IO3{-} + H2O =>
6 MnO4{-} + 18 H{+} + 5 I{-} = 6 Mn{+2} + 5 IO3{-} + 9 H2O
FeS + HNO3 = Fe(NO3) + NO + S + H2O =>
3 FeS + 4 HNO3 = 3 Fe(NO3) + NO + 3 S + 2 H2O
Na + SO2 = NaO + S =>
2 Na + SO2 = 2 NaO + S
HCl + BaCrO4 = BaCl2 + Cr2Cl3 + Cl2 + H2O =>
32 HCl + 4 BaCrO4 = 4 BaCl2 + 2 Cr2Cl3 + 9 Cl2 + 16 H2O
P2Br4 + F = Br2 + F4P2 =>
P2Br4 + 4 F = 2 Br2 + F4P2
KNO3 + AgSO3 = Ag(NO3)2 + K2SO3 =>
2 KNO3 + AgSO3 = Ag(NO3)2 + K2SO3
C8H15COOH + C2H5OH = C8H15COOC2H5 + H2O =>
C8H15COOH + C2H5OH = C8H15COOC2H5 + H2O
K2O + NO + KMnO4 = KNO3 + Mn0 =>
2 K2O + 7 NO + 3 KMnO4 = 7 KNO3 + 3 Mn0
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
Na2CO3 + HC2H3O2 = NaCH3COO + H2O + CO2 =>
Na2CO3 + 2 HC2H3O2 = 2 NaCH3COO + H2O + CO2
KO2 + CO2 = KCO2 + O2 =>
KO2 + CO2 = KCO2 + O2
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